PCA9535ECDTR2G
- Mfr.Part #
- PCA9535ECDTR2G
- Manufacturer
- onsemi
- Package / Case
- 24-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER 16B 24TSSOP
- Stock
- 1,381
- In Stock :
- 1,381
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- Manufacturer :
- onsemi
- Product Category :
- I/O Expanders
- Width :
- 4.4mm
- Height Seated (Max) :
- 1.2mm
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Published :
- 2008
- HTS Code :
- 8542.39.00.01
- Number of Pins :
- 24
- ECCN Code :
- EAR99
- Interrupt Output :
- yes
- Number of I/O :
- 16
- Contact Plating :
- Gold
- Factory Lead Time :
- 8 Weeks
- Surface Mount :
- yes
- Terminal Form :
- Gull wing
- Terminal Pitch :
- 0.65mm
- Number of Bits :
- 16
- JESD-609 Code :
- e4
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Current - Output Source/Sink :
- 25mA
- Pin Count :
- 24
- Operating Temperature :
- -55°C~125°C
- Packaging :
- Tape and Reel (TR)
- Number of Ports :
- 1
- Output Current :
- 50mA
- Base Part Number :
- PCA9535E
- Supply Voltage :
- 3V
- Number of Terminations :
- 24
- Package / Case :
- 24-TSSOP (0.173, 4.40mm Width)
- Qualification Status :
- Not Qualified
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Power Supplies :
- 1.8/5V
- Halogen Free :
- Halogen Free
- Voltage - Supply :
- 1.65V~5.5V
- Power Dissipation :
- 600mW
- Output Type :
- Open Drain
- Terminal Position :
- Dual
- Pbfree Code :
- yes
- Lead Free :
- Lead Free
- Feature :
- POR
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Interface :
- I2C, SMBus
- Clock Frequency :
- 100kHz
- Length :
- 7.8mm
- Datasheets
- PCA9535ECDTR2G

I/O Expanders onsemi PCA9535ECDTR2G Overview
The I/O Expanders onsemi PCA9535ECDTR2G is an essential component for any designer looking to enhance the functionality of their microcontroller systems without the need for additional microcontrollers. This IC enables the expansion of input/output (I/O) capabilities via a two-wire, bidirectional I2C-bus. Its compact 24-TSSOP package makes it suitable for space-constrained applications, while providing 16 additional I/O ports. This flexibility is critical for managing multiple inputs and outputs in complex systems, making it a top choice for professionals seeking robust, scalable solutions.
PCA9535ECDTR2G Features
The PCA9535ECDTR2G offers several features that make it highly advantageous for system integration. These include low standby current, which enhances power efficiency, and built-in power-up reset. The IC also supports both 400 kHz I2C-bus applications and 5.5 V operations, making it versatile for various digital interactions. Additionally, the interrupt output is configured to alert the host controller when input state changes, thereby improving response time and efficiency in data processing.
PCA9535ECDTR2G Applications
- Industrial Control Systems: Utilized to expand the number of control signals without requiring more pins on the main processor, improving manageability and scalability of system controls.
- Server Management: Applied in server farms to handle signals from multiple sources with limited GPIOs on the server’s motherboard, enhancing server monitoring capabilities.
- Home Automation Systems: Used to increase the number of sensors and actuators controlled by a central home automation hub, facilitating sophisticated home management systems.
- Consumer Electronics: Integrated in devices such as smartphones and tablets to manage additional buttons and features without extensive redesign of the main processor.
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